Home / 242,190.42-363,334.23-84,376.50

Finding the Fourth Proportional to 242,190.42, 363,334.23 and 84,376.50

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Solution

The fourth proportional to 242,190.42, 363,334.23 and 84,376.50 is: 126,581.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,190.42 : 363,334.23 = 84,376.50 : x
  2. Step 2: Convert to fraction form
    242,190.42/363,334.23 = 84,376.50/x
  3. Step 3: Cross multiply
    242,190.42x = 363,334.23 × 84,376.50
  4. Step 4: Simplify right side
    242,190.42x = 30,656,870,657.60
  5. Step 5: Solve for x
    x = 30,656,870,657.60/242,190.42
  6. Step 6: Final answer
    x = 126,581.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.